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ASoC: codecs: msm8916-wcd-digital: add support to set_sysclk

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This patch adds support to set_sysclk() which can let the sound
card driver to set default mclk rate. In this case MCLK for
internal audio codec is expected to be at 9.6MHz by default.

Signed-off-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Srinivas Kandagatla 2017-08-02 15:17:46 +02:00 committed by Mark Brown
parent a9689bb890
commit 2032ce4de8
1 changed files with 10 additions and 0 deletions
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10
sound/soc/codecs/msm8916-wcd-digital.c
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@ -568,6 +568,15 @@ static int msm8916_wcd_digital_codec_probe(struct snd_soc_codec *codec)
return 0;
}
static int msm8916_wcd_digital_codec_set_sysclk(struct snd_soc_codec *codec,
int clk_id, int source,
unsigned int freq, int dir)
{
struct msm8916_wcd_digital_priv *p = dev_get_drvdata(codec->dev);
return clk_set_rate(p->mclk, freq);
}
static int msm8916_wcd_digital_hw_params(struct snd_pcm_substream *substream,
struct snd_pcm_hw_params *params,
struct snd_soc_dai *dai)
@ -823,6 +832,7 @@ static struct snd_soc_dai_driver msm8916_wcd_digital_dai[] = {
static struct snd_soc_codec_driver msm8916_wcd_digital = {
.probe = msm8916_wcd_digital_codec_probe,
.set_sysclk = msm8916_wcd_digital_codec_set_sysclk,
.component_driver = {
.controls = msm8916_wcd_digital_snd_controls,
.num_controls = ARRAY_SIZE(msm8916_wcd_digital_snd_controls),